Compact, accurate and economical Proven Vaisala HUMICAP® technology Continuous measurement of moisture in oil Excellent pressure and temperature tolerance Compatible with the Vaisala MI70 indicator

Measured Values
	Water activity
	Measurement range	0 ... 1 aw
	Accuracy (including non-linearity, hysteresis and repeatability)
	0 ... 0.9	± 0.02
	0.9 ... 1.0	± 0.03
	Response time in oil flow (typical)	<1 min (dry-wet)
	Moisture	Calculated moisture content in ppm for mineral transformer oil
	Temperature
	Accuracy at +20 °C (+68 °F)	± 0.2 °C (± 0.36 °F)
Operating Environment
	Operating temperature	-40 ... +60 °C (-40 ... +140 °F)
	Oil temperature	-40 ... +80 °C (-40 ... +176 °F)
	Pressure range
	metal version	up to 200 bar
	plastic version	up to 40 bar
	Oil flow	some flow recommended
Outputs
	Analog outputs (two channels)
	current output	0 ... 20 mA, 4 ... 20 mA
	voltage output	0 ... 5 V, 0 ... 10 V
	Digital outputs	RS-485
General
	Housing material
	metal	AISI 316L
	plastic	PPS + 40% GF
	Mechanical connections with bonded seal ring (washer)
	metal version	G 1/2’’ ISO or NPT 1/2’’
	plastic version	G 1/2’’ ISO